2003 Alpina B3 vs. 1991 BMW 525
To start off, 2003 Alpina B3 is newer by 12 year(s). Which means there will be less support and parts availability for 1991 BMW 525. In addition, the cost of maintenance, including insurance, on 1991 BMW 525 would be higher. At 3,300 cc (6 cylinders), 2003 Alpina B3 is equipped with a bigger engine. In terms of performance, 2003 Alpina B3 (276 HP @ 6300 RPM) has 133 more horse power than 1991 BMW 525. (143 HP @ 4800 RPM). In normal driving conditions, 2003 Alpina B3 should accelerate faster than 1991 BMW 525.
Because 2003 Alpina B3 is four wheel drive (4WD), it will have significant more traction and grip than 1991 BMW 525. In wet, icy, snow, or gravel driving conditions, 2003 Alpina B3 will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2003 Alpina B3 (335 Nm @ 4500 RPM) has 75 more torque (in Nm) than 1991 BMW 525. (260 Nm @ 2200 RPM). This means 2003 Alpina B3 will have an easier job in driving up hills or pulling heavy equipment than 1991 BMW 525.
Compare all specifications:
| 2003 Alpina B3 | 1991 BMW 525 | |
| Make | Alpina | BMW |
| Model | B3 | 525 |
| Year Released | 2003 | 1991 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 3300 cc | 2496 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 276 HP | 143 HP |
| Engine RPM | 6300 RPM | 4800 RPM |
| Torque | 335 Nm | 260 Nm |
| Torque RPM | 4500 RPM | 2200 RPM |
| Engine Compression Ratio | 10.0:1 | 22.0:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Top Speed | 254 km/hour | 199 km/hour |
| Acceleration 0-100mph | 7.2 seconds | 11.6 seconds |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1560 kg | 1560 kg |
| Vehicle Length | 4480 mm | 4730 mm |
| Vehicle Width | 1750 mm | 1760 mm |
| Vehicle Height | 1420 mm | 1420 mm |
| Wheelbase Size | 2730 mm | 2770 mm |
| Fuel Tank Capacity | 63 L | 80 L |
